Abstract: The present disclosure described herein provides, inter alia, a serum-free and xeno-free culture medium capable of supporting the prolonged expansion of mesenchymal stem cells (MSCs) and a kit comprising the same. The present disclosure also provides a method for expanding mesenchymal stem cells (MSCs) using the culture medium as disclosed as well as a substantially homogeneous population of MSCs produced by said method.

Abstract: The present disclosure provides a light shielding plate assembly and a control method thereof, a control device, and a vehicle. The image collecting module in the light shielding plate assembly is configured to obtain image information of the transparent panel and the human eye; the control module is configured to determine target position information of a gaze point of the human eye positioned on the transparent panel according to the image information, and determine a target control area corresponding to the target position information on the transparent panel; the detection module is configured to: detect optical information when the light passes through the target control area and arrives at the human eye; the control module is further configured to: adjust the light transmittance of the transparent panel in the target control area according to the optical information, so that the optical information is within a preset range.

Abstract: A common-mode interference elimination method for a scanning detection device is provided. When an Mth sub-period and an (M+1)th sub-period respectively include scanning stages with same length and same scanning polarity, a scanning period of the scanning detection device is set to include N sub-periods that are (K+0.5) times a period of an interference signal, to make influence of the interference signal during a scanning process on a scanning result be self-cancelled. When the Mth sub-period and the (M+1)th sub-period respectively include scanning stages with the same length and opposite scanning polarities, the scanning period of the scanning detection device is set to include N sub-periods that are K times the period of the interference signal, to make the influence of the interference signal during the scanning process on the scanning result be self-cancelled. M=1, 3 N?1, N is a positive even number, and K is a positive integer.

Abstract: The present disclosure provides an eyesight protection device, an eyesight protection system and an detection method for the eyesight protection device, which belongs to the technical field of communication, and can solve some problems in the prior art. The present disclosure provides an eyesight protection device, which includes: a millimeter-wave radar detection circuit, a control circuit and an alarm circuit. The millimeter-wave radar detection circuit is configured to detect a distance between a user and a reading material read by the user. The control circuit is configured to generate a first control signal at least when it is determined that the distance detected by the millimeter-wave radar detection circuit is smaller than a first predetermined value. The alarm circuit is configured to send out an alarm signal in response to the first control signal.

Abstract: The present disclosure provides a display panel and a display device, pertains to the field of display technologies. The present disclosure provides a display panel at least including a display region. The display panel includes a base substrate and a plurality of sub-pixels disposed on the base substrate, a sub-pixel at least includes a light emitting device, and the light emitting device is located in the display region. The light emitting device includes a first electrode, a light emitting layer, and a second electrode provided in sequence in a direction facing away from a base substrate. The display panel further includes a heat conduction structure disposed on a side of the first electrode facing away from the light emitting layer, and orthographic projections of the heat conduction structure and the first electrode on the base substrate are at least partially overlapped with each other.

Abstract: An X-ray detector includes a network chip, a power supply and a sensing circuit; the sensing circuit includes a power-supply managing chip, and the power-supply managing chip is electrically connected to the network chip and the power supply; the power supply is configured for supplying electric power to the network chip and the power-supply managing chip of the sensing circuit; the power-supply managing chip is configured for, when turned on, supplying electric power to the sensing circuit; the sensing circuit is configured for, when receiving a sleeping instruction sent by an external device or is not in an operating state, turning off the power-supply managing chip, to enter a sleeping state; and the network chip is configured for, when receiving an operation instruction sent by the external device, controlling the power-supply managing chip to be turned on, whereby the sensing circuit exits the sleeping state.

Abstract: A dimming device for a switchable glass includes a third wireless communications component and a third controller. The third wireless communications component is configured to establish a communications connection to a master computer and a second unmanned aerial vehicle, and to receive a target transmittance sent by the master computer and a transmittance of a switchable glass to be detected sent by the second unmanned aerial vehicle. The third controller is configured to adjust a voltage applied to the switchable glass to be detected when the transmittance of the switchable glass to be detected is inconsistent with the target transmittance, so that the transmittance of the switchable glass to be detected is consistent with the target transmittance.

Abstract: A fingerprint identification module provided by the present disclosure includes a fingerprint identification panel provided with a fingerprint identification region; a middle shell including a partition plate and a middle frame, where the partition plate is at a side opposite a fingerprint identification side of the fingerprint identification panel, the partition plate is detachably connected to the middle frame, and the middle frame includes an accommodation space, the accommodation space being internally provided with the partition plate and the fingerprint identification panel; and a main board in the accommodation space, the main board being at a side, far away from the fingerprint identification panel, of the partition plate, and the main board being electrically connected to the fingerprint identification panel.

Abstract: The present disclosure discloses an active camera relocation method having robustness to illumination includes the following steps: extracting effective plane region image sets of scenes in a current observation image T and a reference observation image R; establishing a matching relationship in the effective plane region image sets T and R; obtaining a camera relative pose Pi guided by each group of matched planes; obtaining information for guiding the motion of a camera by fusing all camera relative poses Pi; determining whether a relocation process is completed by motion steps.

Abstract: The present disclosure described herein provides, inter alia, a serum-free and xeno-free culture medium capable of supporting the prolonged expansion of mesenchymal stem cells (MSCs) and a kit comprising the same. The present disclosure also provides a method for expanding mesenchymal stem cells (MSCs) using the culture medium as disclosed as well as a substantially homogeneous population of MSCs produced by said method.

Abstract: A flat panel detector and an imaging system are disclosed. The flat panel detector includes: a main housing including a bottom wall and a side wall connected to the bottom wall, the bottom wall and the side wall defining an accommodating space; and a detection module in the accommodating space, the detection module including a support plate, a detection substrate, a driving circuit board, and a flexible circuit board, where the support plate includes a support surface and a bottom surface opposite to each other and a side surface connected therebetween, the detection substrate is fixed on the support surface, the driving circuit board is fixed on the support plate and is on a side of the support plate away from the detection substrate, and the flexible circuit board connects the detection substrate with the driving circuit board by passing the side surface of the support plate.

Abstract: A temperature control system and a driving method thereof, and a liquid crystal apparatus are provided.

Abstract: Disclosed are a human-computer interaction method and system of a display device, which are used for providing a new interaction manner. A main control module is configured to receive an interactive instruction of a user and generate OSD data, and a data processing module is configured to superimpose and display a received video stream and the OSD data. The human-computer interaction system includes a data source generation module, a main control module and a data processing module. The data source generation module is configured to generate a video stream and send the video stream to the data processing module. The main control module is configured to receive an interactive instruction sent by a user, generate OSD data according to the interactive instruction, and transmit the OSD data to the data processing module.

Abstract: A fingerprint identification module provided by the present disclosure includes a fingerprint identification panel provided with a fingerprint identification region; a middle shell including a partition plate and a middle frame, where the partition plate is at a side opposite a fingerprint identification side of the fingerprint identification panel, the partition plate is detachably connected to the middle frame, and the middle frame includes an accommodation space, the accommodation space being internally provided with the partition plate and the fingerprint identification panel; and a main board in the accommodation space, the main board being at a side, far away from the fingerprint identification panel, of the partition plate, and the main board being electrically connected to the fingerprint identification panel.

Abstract: A smart window and a controller thereof, a power detection method and a non-transitory computer-readable storage medium are provided. The controller includes: a microcontroller; an output circuit coupled to the microcontroller and configured to output a driving signal under a control of the microcontroller; a first power supply coupled to a load through the output circuit and configured to supply an operating power supply to the load; a sampling resistor between the output circuit and the first power supply, a first terminal of the sampling resistor being coupled to the first power supply, and the second terminal of the sampling resistor being coupled to the output circuit; and a power acquiring circuit coupled to the microcontroller and coupled to the first terminal and the second terminal of the sampling resistor, respectively.

Abstract: The present disclosure provides an eyesight protection device, an eyesight protection system and an detection method for the eyesight protection device, which belongs to the technical field of communication, and can solve some problems in the prior art. The present disclosure provides an eyesight protection device, which includes: a millimeter-wave radar detection circuit, a control circuit and an alarm circuit. The millimeter-wave radar detection circuit is configured to detect a distance between a user and a reading material read by the user. The control circuit is configured to generate a first control signal at least when it is determined that the distance detected by the millimeter-wave radar detection circuit is smaller than a first predetermined value. The alarm circuit is configured to send out an alarm signal in response to the first control signal.

Abstract: A control method of a display module, a display module, and a display device. The display module comprises: a transparent display panel (11) comprising an active area and a peripheral area, wherein the transparent display panel (11) has a display side; a dimming panel (12) disposed at a side of the transparent display panel (11) away from the display side; a light-intensity detection unit comprising a photosensitive sensor (13), wherein the photosensitive sensor (13) is disposed at a side of the transparent display panel (11) away from the display side and disposed corresponding to the peripheral area, and the light-intensity detection unit is configured to detect an incident-light intensity of an incident light; and a control unit (14) connected to the light-intensity detection unit and the dimming panel (12), respectively, and configured to adjust a transmittance of the dimming panel (12) according to the incident-light intensity.

Abstract: The embodiments of the disclosure provide an intelligent glass and an intelligent window system, and relates to the technical field of window display. The intelligent glass of the disclosure includes a touch display assembly and a glass assembly. The touch display assembly is communicatively coupled to the glass assembly, and is configured to send a corresponding dimming instruction to the glass assembly based on a received touch instruction, such that the glass assembly adjusts its light transmittance based on the dimming instruction.

Abstract: The present disclosure provides a light control glass and a method for detecting a tension thereof. The light control glass includes: two opposite glass substrates with a receiving space therebetween; and a tension detection circuit board in the receiving space. The light control glass further includes a first electromagnetic plug coupled to the tension detection circuit hoard, and a joint of the first electromagnetic plug is exposed from an outer edge of the two opposite glass substrates.

Abstract: The present disclosure relates to a dimming glass window assembly, and the dimming glass window assembly includes a window frame, and a dimming glass located in the window frame, where the dimming glass includes a first glass layer and a second glass layer which are opposite to each other and spaced apart, a dimming function layer and a sealant layer which are arranged between the first glass layer and the second glass layer, the dimming function layer is located in a sealed space bound by the sealant layer, the first glass layer and the second glass layer. The dimming glass further includes a control line unit connected to an external dimming controller, the control line unit includes: a flexible printed circuit, a first circuit board, a second circuit board and a signal line.